20130143540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1\times {\mathrm{52067}}^1$

素因数の和:53576

約数の個数: 48

約数和(自身を含む): 45556584192

約数和(自身を除く): 25426440652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1487, 2974, 5948, 7435, 14870, 19331, 29740, 38662, 52067, 77324, 96655, 104134, 193310, 208268, 260335, 386620, 520670, 676871, 1041340, 1353742, 2707484, 3384355, 6768710, 13537420, 77423629, 154847258, 309694516, 387118145, 774236290, 1006507177, 1548472580, 2013014354, 4026028708, 5032535885, 10065071770, 20130143540]

約数ペア:

[(1, 20130143540), (2, 10065071770), (4, 5032535885), (5, 4026028708), (10, 2013014354), (13, 1548472580), (20, 1006507177), (26, 774236290), (52, 387118145), (65, 309694516), (130, 154847258), (260, 77423629), (1487, 13537420), (2974, 6768710), (5948, 3384355), (7435, 2707484), (14870, 1353742), (19331, 1041340), (29740, 676871), (38662, 520670), (52067, 386620), (77324, 260335), (96655, 208268), (104134, 193310)]